Species | Insecticide | Percentage mortality (number of mosquitoes in assay) | ||||||
---|---|---|---|---|---|---|---|---|
Oshana | Omusati | Ohangwena | Oshikoto | Otjozondjupa | Kunene | Kavango west | ||
An. gambiae s.s | DDT (4%) | 100% (n = 33)a | 100% (n = 38)a | 100% (n = 39)a | 100% (n = 16)a | 100% (n = 68)a | 100% (n = 71)a | 91% (n = 23)a |
Deltamethrin (0.05%) | 100% (n = 55)a | 97% (n = 74)b | 94% (n = 88)b | 79% (n = 56)c | 99% (n = 96)a | 86% (n = 42)c | 67% (n = 18)c | |
An. arabiensis | DDT (4%) | 100% (n = 14)a | 100% (n = 36)a | 100% (n = 14)a | 100% (n = 38)a | 100% (n = 89)a | (n = 0)d | 97% (n = 31)b |
Deltamethrin (0.05%) | 100% (n = 24)a | 100% (n = 55)a | 100% (n = 54)a | 82% (n = 33)c | 100% (n = 48)a | (n = 0)d | 96% (n = 24)b |